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#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>
#include <IRremoteESP8266.h>
#include <IRsend.h>

// WiFi credentials
const char *ssid = "TV_Remote_AP";
const char *password = "password123";

// Define the IR LED pin
const uint16_t IR_LED_PIN = D1; // Change D1 to the pin you connected your IR LED

// Define the IR transmit codes
#define HOME        0xCD9141E
#define MENU        0x142CB0D6
#define SETTING     0x4EBAF61F
#define BACK        0xD4BE4E37
#define UP          0x1039789F
#define DOWN        0xBB8B3E9E
#define LEFT        0xF0B4BB43
#define RIGHT       0x45481702
#define VOL_UP      0x22D912BB
#define VOL_DOWN    0x776C6E7A
#define POWER_OFF   0x6A68351E
#define NETFLIX     0xC556DBDB
#define T_BUTTON    0x64D4C77B

// Number of times to send each IR signal
const int IR_REPEAT_COUNT = 3;

ESP8266WebServer server(80);
IRsend irsend(IR_LED_PIN);

void handleRoot() {
  String page = "<!DOCTYPE html>\
                <html>\
                <head>\
                <title>TV Remote Control</title>\
                </head>\
                <body>\
                <h1>TV Remote Control</h1>\
                <form action=\"/button\" method=\"get\">\
                <button name=\"btn\" value=\"HOME\">HOME</button>\
                <button name=\"btn\" value=\"MENU\">MENU</button>\
                <button name=\"btn\" value=\"SETTING\">SETTING</button>\
                <button name=\"btn\" value=\"BACK\">BACK</button>\
                <button name=\"btn\" value=\"UP\">UP</button>\
                <button name=\"btn\" value=\"DOWN\">DOWN</button>\
                <button name=\"btn\" value=\"LEFT\">LEFT</button>\
                <button name=\"btn\" value=\"RIGHT\">RIGHT</button>\
                <button name=\"btn\" value=\"VOL_UP\">VOLUME UP</button>\
                <button name=\"btn\" value=\"VOL_DOWN\">VOLUME DOWN</button>\
                <button name=\"btn\" value=\"POWER_OFF\">POWER OFF</button>\
                <button name=\"btn\" value=\"NETFLIX\">NETFLIX</button>\
                <button name=\"btn\" value=\"T_BUTTON\">T</button>\
                </form>\
                </body>\
                </html>";
  server.send(200, "text/html", page);
}

void handleButton() {
  String buttonValue = server.arg("btn");
  if (buttonValue == "HOME") {
    sendIRSignal(HOME);
  } else if (buttonValue == "MENU") {
    sendIRSignal(MENU);
  } else if (buttonValue == "SETTING") {
    sendIRSignal(SETTING);
  } else if (buttonValue == "BACK") {
    sendIRSignal(BACK);
  } else if (buttonValue == "UP") {
    sendIRSignal(UP);
  } else if (buttonValue == "DOWN") {
    sendIRSignal(DOWN);
  } else if (buttonValue == "LEFT") {
    sendIRSignal(LEFT);
  } else if (buttonValue == "RIGHT") {
    sendIRSignal(RIGHT);
  } else if (buttonValue == "VOL_UP") {
    sendIRSignal(VOL_UP);
  } else if (buttonValue == "VOL_DOWN") {
    sendIRSignal(VOL_DOWN);
  } else if (buttonValue == "POWER_OFF") {
    sendIRSignal(POWER_OFF);
  } else if (buttonValue == "NETFLIX") {
    sendIRSignal(NETFLIX);
  } else if (buttonValue == "T_BUTTON") {
    sendIRSignal(T_BUTTON);
  }
  handleRoot();
}

void sendIRSignal(unsigned long code) {
  for (int i = 0; i < IR_REPEAT_COUNT; i++) {
    irsend.sendNEC(code, 32); // send NEC IR signal
    delay(50); // delay between repeated signals
  }
}

void setup() {
  Serial.begin(115200);

  // Start access point
  WiFi.mode(WIFI_AP);
  WiFi.softAP(ssid, password);
  IPAddress IP = WiFi.softAPIP();
  Serial.print("AP IP address: ");
  Serial.println(IP);

  // Initialize IR sender
  irsend.begin();

  // Set up the web server
  server.on("/", handleRoot);
  server.on("/button", handleButton);
  server.begin();
}

void loop() {
  server.handleClient();
}